CN105174058B - Vertical turnover method for moisture separator reheater pipe system - Google Patents
Vertical turnover method for moisture separator reheater pipe system Download PDFInfo
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- CN105174058B CN105174058B CN201510594085.5A CN201510594085A CN105174058B CN 105174058 B CN105174058 B CN 105174058B CN 201510594085 A CN201510594085 A CN 201510594085A CN 105174058 B CN105174058 B CN 105174058B
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Abstract
The invention discloses a vertical turnover method for a moisture separator reheater pipe system. The method comprises the following steps that a pipe system assembly is horizontally and freely arranged in a turnover truss and the end of one side of the turnover truss is provided with a fulcrum; a lifting lug of a steam cabinet of the pipe system assembly is connected to a hanging point of the movable end, opposite to the fulcrum, of the turnover truss through a hoisting part; hoisting equipment is used for driving the turnover truss to be turned from the horizontal state to the vertical state with the fulcrum as the rotation fulcrum; in the turnover process, the turnover truss provides supporting force and friction force for the pipe system assembly, the relative position with the turnover truss is automatically adjusted through the self gravity of the pipe system assembly, and after turnover, the pipe system assembly is hung only through the lifting lug and is in a vertical state. The impact force of instantaneous shift of the gravity center of the pipe system assembly during turnover can be overcome, so that turnover safety and reliability are improved. The vertical turnover method can be applied to turnover of the moisture separator reheater pipe system.
Description
Technical field
The present invention relates to field is reprocessed in nuclear power product inspection, more particularly to a kind of separator piping vertically turns over
Body method.
Background technology
Separator (abbreviation msr:moisture separator reheater) is that nuclear power station conventional island carries
The high power plant entirety thermal efficiency and the peculiar key main equipment of protection steam turbine.It is realized in nuclear power station conventional island reheat system
Major function be energy-conservation and improve steam turbine mechanical efficiency and exert oneself, this equipment and steam turbine, the generator Trinity, are core
One of important core equipment in the conventional island equipment of power station.
The one-level piping of certain msr structure is about 15904mm, the widest about 4620mm, and diode system is about 16304mm,
Width about 4694mm, structure such as accompanying drawing 1 and Fig. 2.Piping assembly two ends are steam chamber component, and middle part is heat exchanger tube and supporting clapboard,
Two is nose heave, middle light, and integral rigidity not, adds that length-width ratio reaches 3.5:1, need inspection need when reprocessing by piping assembly from
Horizontality adjusts to vertical suspension free state it is necessary to manufacture a special purpose device, carries out auxiliary body turning, to overcome piping group
The shortcoming that part rigidity itself is not enough.
But the hanger on the center of gravity in above-mentioned piping assembly and wherein one end vaporium is not in same horizontal line, if
Piping assembly is fixed on equipment for supporting patient with burn, when focus point is promoted to hanger with straight line, continues upset, piping assembly has moment
Impulsive force of tumbling；In addition it is to ensure to be in complete free state during detection it is desirable to during vertical hanging, except end suspension centre (hanger)
Outward, do not contact with other any parts of equipment for supporting patient with burn it is ensured that complete free state.
Content of the invention
In order to overcome the problems referred to above, it is an object of the invention to provide a kind of separator piping vertically side of standing up
Method, it is reliable that it stands up process safety.
The technical solution adopted in the present invention is:
A kind of vertical turn-over method of separator piping, comprises the following steps:
A. being freely placed at piping component level stands up in truss, and the described side end standing up truss has one
Point；
B. the hanger of piping assembly vaporium is connected to by a hanging piece and stands up relative with fulcrum movable end on truss
Suspension centre on；
C. stand up truss using lifting appliance drive to be overturn to vertical shape by horizontality with described fulcrum for pivot point
State；
Standing up truss during standing up provides support force and the frictional force of piping assembly, by piping assembly self gravitation certainly
Dynamic adjustment and the relative position standing up truss, after the completion of standing up, piping assembly is only hung by hanger and is in vertical state.
As a further improvement on the present invention, described hanging piece has certain extension surplus, thus piping assembly can
Along the opposite direction sliding of movable end on the supporting surface stand up truss.
As a further improvement on the present invention, when piping assembly is in the horizontality before standing up, described suspension centre is higher than to steam
The hanger of steam chest.
As a further improvement on the present invention, each hanger of vaporium is respectively furnished with suspension centre at two.
As a further improvement on the present invention, described fulcrum has arcwall face, stands up truss arcuately face rolling during upset
Dynamic.
As a further improvement on the present invention, the described truss that stands up is provided with upset hanger, using lifting appliance lifting
Upset hanger makes to stand up truss along fulcrum upset.
As a further improvement on the present invention, described upset hanger is vertical with the direction of vaporium hanger.
As a further improvement on the present invention, described upset hanger has two, is located at respectively and stands up the relative side of truss two
On face, lifting appliance at least includes connecting the steel wire rope of upset hanger respectively.
As a further improvement on the present invention, described upset hanger is located at and stands up the position near movable end in the middle part of truss,
Overturn to vertical state, stand up the part that truss is higher than upset hanger and be located between the steel wire rope of both sides.
As a further improvement on the present invention, described standing up has been positioned apart from removable behaviour along its length on truss
Make platform.
The invention has the beneficial effects as follows: in switching process, by the use of vaporium end hanger as suspension centre, by piping group
The gravity of part itself and be subject to the frictional force of equipment for supporting patient with burn to carry out the relative position of adjust automatically piping assembly and equipment for supporting patient with burn, gram
The impulsive force of relationship component center of gravity transient deflections during clothes upset, thus improve safety and reliability when standing up.
Brief description
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the front view of piping assembly；
Fig. 2 is the top view of piping assembly；
Fig. 3 is the assembling schematic diagram standing up front piping assembly and equipment for supporting patient with burn；
Fig. 4 is the view standing up process piping assembly and equipment for supporting patient with burn；
Fig. 5 is the stress sketch standing up truss and piping assembly when standing up；
Fig. 6 be stand up after the completion of piping assembly and equipment for supporting patient with burn view.
Specific embodiment
Piping assembly 1 as depicted in figs. 1 and 2, is provided with two hangers 12 on the vaporium 11 of right-hand member, this piping group
Part 1 length-width ratio reaches 3.5:1, must overturn to vertical state it from the lying status of level when needing and checking and reprocess, this
When use as shown in Figure 3 and Figure 4 stand up truss 2.
As shown in figure 3, standing up truss 2 bottom in horizontal positioned there is a supporting surface, can be in support level be placed on
Piping assembly 1, and supporting surface has certain roughness, so that it possesses certain stiction with piping assembly 1.Turn over
The left end bottom of body truss 2 has a fulcrum 21, and standing up truss 2 can be with this fulcrum 21 for rotating fulcrum from the horizontality inverse time
The rotation of pin can regard, to vertical state, the right-hand member standing up truss 2 for this, the movable end that can rotate around fulcrum 21 as.This activity
Suspension centre 22 is had on end, the hanger 12 of vaporium 11 connects suspension centre 22 by playing hanging piece, plays hanging piece and is preferably steel wire rope and shackle.
The turn-over method of piping assembly 1 can refer in the following manner and realizes:
With reference to Fig. 3 to Fig. 6.First, piping assembly 1 level being freely placed at stands up in truss 2, and described freely places
Refer under horizontality, with respect to the free degree with Relative sliding standing up truss 2, both are not solid to piping assembly 1
Fixed connection, such as Fig. 3；
Using shackle, steel wire rope, hanger 12 and suspension centre 22 are coupled together afterwards；
Finally adopt lifting appliance 3 to drive to stand up truss 2 and overturn to vertical by horizontality for pivot point with fulcrum 21
State, simultaneously piping assembly 1 overturn to vertical state from horizontality with standing up truss 2, such as Fig. 6.
With reference to Fig. 5 a and Fig. 5 b, under the state of standing up, piping assembly 1 gravity g can be analyzed to support perpendicular to standing up truss 2
The pressure in face and parallel to support prone tractive force.As Fig. 5 a, when standing up initial, supporting surface is quiet with piping assembly 1
Frictional force f is more than downward tractive force, and piping assembly 1 keeps relative stability with standing up truss 2；With reference to Fig. 5 b, stand up angle by
When cumulative big, tractive force is increasing until more than stiction f, piping assembly 1 occurs slight cunning with respect to standing up truss 2
Move, until hanger 12 is strained by steel wire rope 24, steel wire rope 24 produces a pulling force f to piping assembly 1, now piping assembly 1 is relative
Put in place in standing up truss 2 adjust automatically, tractive force also overcomes the impact of piping assembly 1 center of gravity transient deflections during upset simultaneously
Power.
As further preferred embodiment, with reference to Fig. 3 to Fig. 5, steel wire rope 24 is being attached to hanger 12 and suspension centre 22
When leave certain extension surplus, then when tractive force be more than stiction f after, piping assembly 1 can stand up truss 2
Supporting surface on along lower left sliding, be conducive to more effectively overcoming the impulsive force of piping assembly 1 transient deflections, to piping group
Part 1 is preferably protected.
As further preferred embodiment, as shown in figure 3, during horizontality before standing up for the piping assembly 1, suspension centre
22 is higher than the hanger 12 of vaporium 11, and so, piping assembly 1, in vertical suspension as shown in Figure 6, only can be crossed hanger 12 and hang
Hang, without contacting with supporting surface again, thus ensureing complete free state, meeting and checking the requirement reprocessed.
As further preferred embodiment, each hanger 12 of vaporium 11 is respectively furnished with suspension centre 22 at two, namely
The movable end standing up truss 2 has suspension centre at 4, and suspension centre 22 at a hanger 12 and corresponding two has been connected by steel wire rope 24
Come, effectively improve the stress condition of piping assembly 1 so that suspention is safer.
As further preferred embodiment, the such as lower right-hand corner of Fig. 3, described fulcrum 21 has arcwall face, upset
When stands up truss 2, and arcuately face rolls, and the upset that the mode of this rolling is realized is so that lifting appliance need not overcome more upsets
Resistance, and switching process is also very steady.
As further preferred embodiment, stand up truss 2 and be provided with upset hanger 23, lifted by crane using lifting appliance 3
Upset hanger 23 makes to stand up truss 2 and overturns along fulcrum 21, and the direction of this upset hanger 23 is towards the lifting direction of lifting appliance 3.
Preferably, upset hanger 23 is vertical with the direction of vaporium 11 hanger 12.
As further preferred embodiment, above-mentioned upset hanger 23 has two, is located at respectively and stands up truss 2 two-phase
To side on, lifting appliance 3 at least includes connecting respectively the steel wire rope 31 of upset hanger 23, and the hanging of hoisting wirerope 31
Arm 32.Preferably, the two sides of arm 32 are respectively provided with suspension centre 33, and each suspension centre 33 and each upset hanger 23 all join a steel
Cord, thus in hoisting and overturning truss 2, two steel wire ropes generally remain parastate, so, the center of gravity standing up truss 2 is more steady,
Stress is also average.
As further preferred embodiment, as shown in figure 3, upset hanger 23 is located at stands up truss 2 middle part near right
The position of side movable end, preferably in the position of length 2/3, then stands up truss 2 and overturns to vertical state, and it is higher than upset
The part of hanger 23 is located between the steel wire rope of both sides.Due to make use of the length of this part of steel wire rope, empty as standing up action
Between a part, the setting height(from bottom) of lifting appliance 3 for the mode lifted by crane in end, can be lowered, in limited height
Factory building in be easier, more easily launch hoisting and overturning operation.
As further preferred embodiment, stand up and removable behaviour has been positioned apart from along its length on truss 2
Make platform 4, operating personnel climb up the operating platform 4 of diverse location to efficiently solve actual inspection and rework issues.
The above is the preferred embodiment of the present invention, and it does not constitute limiting the scope of the invention.
Claims (9)
1. a kind of vertical turn-over method of separator piping is it is characterised in that comprise the following steps:
A. being freely placed at piping component level stands up in truss, and the described side end standing up truss has a fulcrum；
B. the hanger of piping assembly vaporium is connected to by a hanging piece and stands up hanging of relative with fulcrum movable end on truss
Point on；
C. stand up truss using lifting appliance drive to be overturn to vertical state by horizontality with described fulcrum for pivot point；
Standing up truss during standing up provides support force and the frictional force of piping assembly, is automatically adjusted by piping assembly self gravitation
Whole with stand up the relative position of truss, after the completion of standing up, piping assembly is only hung by hanger and is in vertical state；
Described hanging piece has certain extension surplus, thus piping assembly can be along movable end on the supporting surface stand up truss
Opposite direction sliding.
2. the vertical turn-over method of separator piping according to claim 1 it is characterised in that: at piping assembly
During horizontality before standing up, described suspension centre is higher than the hanger of vaporium.
3. the vertical turn-over method of separator piping according to claim 1 and 2 it is characterised in that: vaporium
Each hanger be respectively furnished with suspension centre at two.
4. the vertical turn-over method of separator piping according to claim 1 it is characterised in that: described fulcrum
There is arcwall face, arcuately face rolls to stand up truss during upset.
5. the vertical turn-over method of separator piping according to claim 1 or 2 or 4 it is characterised in that: described
The truss that stands up be provided with upset hanger, lift by crane upset hanger using lifting appliance and make to stand up truss and overturn along fulcrum.
6. the vertical turn-over method of separator piping according to claim 5 it is characterised in that: described upset is hung
Ear is vertical with the direction of vaporium hanger.
7. the vertical turn-over method of separator piping according to claim 6 it is characterised in that: described upset is hung
Ear has two, is located at respectively and stands up on the relative side of truss two, and lifting appliance at least includes connecting the steel of upset hanger respectively
Cord.
8. the vertical turn-over method of separator piping according to claim 7 it is characterised in that: described upset is hung
Ear is located at and stands up the position near movable end in the middle part of truss, overturns to vertical state, stands up the portion that truss is higher than upset hanger
Divide between the steel wire rope of both sides.
9. the vertical turn-over method of separator piping according to claim 1 it is characterised in that: described stand up purlin
Removable operating platform has been positioned apart from along its length on frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510594085.5A CN105174058B (en) | 2015-09-17 | 2015-09-17 | Vertical turnover method for moisture separator reheater pipe system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510594085.5A CN105174058B (en) | 2015-09-17 | 2015-09-17 | Vertical turnover method for moisture separator reheater pipe system |
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| CN105174058A CN105174058A (en) | 2015-12-23 |
| CN105174058B true CN105174058B (en) | 2017-01-25 |
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| CN201510594085.5A Active CN105174058B (en) | 2015-09-17 | 2015-09-17 | Vertical turnover method for moisture separator reheater pipe system |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107473067A (en) * | 2017-09-01 | 2017-12-15 | 浙江镇石物流有限公司 | A kind of method by oil truck righting of turning on one's side |
| CN108639926B (en) * | 2018-05-22 | 2020-01-24 | 广东核电合营有限公司 | Turnover method for old grillwork for expanding spent fuel pool |
| CN110961853B (en) * | 2019-12-27 | 2022-04-22 | 哈电集团（秦皇岛）重型装备有限公司 | Tube bundle assembly auxiliary turnover device and turnover method using same |
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| CN202201622U (en) * | 2010-09-20 | 2012-04-25 | 南京宝色股份公司 | Overturning plate lifting tool |
| CN202414991U (en) * | 2011-10-26 | 2012-09-05 | 巨力索具股份有限公司 | Novel lifting-overturning device |
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| CN203667268U (en) * | 2013-11-28 | 2014-06-25 | 中国核工业第五建设有限公司 | Hoisting transportation system and J-shaped hoisting transportation bracket |
| CN104444809A (en) * | 2014-12-05 | 2015-03-25 | 南车株洲电力机车有限公司 | Turnover device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2534234B2 (en) * | 1986-07-28 | 1996-09-11 | 三菱重工業株式会社 | Rocking device |
| JP2000128323A (en) * | 1998-10-26 | 2000-05-09 | Toshiba Mach Co Ltd | Device for toppling die sideways |
| KR20130042819A (en) * | 2011-10-19 | 2013-04-29 | 현진소재주식회사 | Turn over device for horizontal heat treatment furnace |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202201622U (en) * | 2010-09-20 | 2012-04-25 | 南京宝色股份公司 | Overturning plate lifting tool |
| CN202414991U (en) * | 2011-10-26 | 2012-09-05 | 巨力索具股份有限公司 | Novel lifting-overturning device |
| CN202487399U (en) * | 2012-03-27 | 2012-10-10 | 山东省金曼克电气集团股份有限公司 | Large foil coil roll-over stand |
| CN203667268U (en) * | 2013-11-28 | 2014-06-25 | 中国核工业第五建设有限公司 | Hoisting transportation system and J-shaped hoisting transportation bracket |
| CN104444809A (en) * | 2014-12-05 | 2015-03-25 | 南车株洲电力机车有限公司 | Turnover device |
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| CN105174058A (en) | 2015-12-23 |
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